/*********************************************************************************
 *  Copyright (c) 2010-2011, Elliott Cooper-Balis
 *                             Paul Rosenfeld
 *                             Bruce Jacob
 *                             University of Maryland
 *                             dramninjas [at] gmail [dot] com
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright notice,
 *        this list of conditions and the following disclaimer.
 *
 *     * Redistributions in binary form must reproduce the above copyright notice,
 *        this list of conditions and the following disclaimer in the documentation
 *        and/or other materials provided with the distribution.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *********************************************************************************/

#ifndef BANKSTATE_H
#define BANKSTATE_H

#include "BusPacket.h"
#include "SystemConfiguration.h"

namespace DRAMSim
{
enum CurrentBankState
{
    Idle,
    RowActive,
    Precharging,
    Refreshing,
    PowerDown
};

class BankState
{
    ostream& dramsimLog;

  public:
    // Fields
    CurrentBankState currentBankState;
    unsigned openRowAddress;
    uint64_t nextRead;
    uint64_t nextWrite;
    uint64_t nextActivate;
    uint64_t nextPrecharge;
    uint64_t nextPowerUp;
    BusPacketType lastCommand;
    unsigned stateChangeCountdown;
    // Functions
    BankState(ostream& simLog);
    void print();
    void showState();
};

}  // namespace DRAMSim

#endif
